Home / 4,225.22-5,827.79-3,228.78

Finding the Fourth Proportional to 4,225.22, 5,827.79 and 3,228.78

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Solution

The fourth proportional to 4,225.22, 5,827.79 and 3,228.78 is: 4,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.22 : 5,827.79 = 3,228.78 : x
  2. Step 2: Convert to fraction form
    4,225.22/5,827.79 = 3,228.78/x
  3. Step 3: Cross multiply
    4,225.22x = 5,827.79 × 3,228.78
  4. Step 4: Simplify right side
    4,225.22x = 18,816,635.65
  5. Step 5: Solve for x
    x = 18,816,635.65/4,225.22
  6. Step 6: Final answer
    x = 4,453.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.